Base | Representation |
---|---|
bin | 1000101101011110111… |
… | …0011111001101100100 |
3 | 112022021020110000001000 |
4 | 2023113232133031210 |
5 | 4422434413112342 |
6 | 152425235433300 |
7 | 13545264336141 |
oct | 2132756371544 |
9 | 468236400030 |
10 | 149648175972 |
11 | 58513548599 |
12 | 25004a55830 |
13 | 1115b707c69 |
14 | 7358b6b3c8 |
15 | 3d5cc8544c |
hex | 22d7b9f364 |
149648175972 has 96 divisors (see below), whose sum is σ = 408492694400. Its totient is φ = 47246198400.
The previous prime is 149648175923. The next prime is 149648176087. The reversal of 149648175972 is 279571846941.
149648175972 is a `hidden beast` number, since 1 + 496 + 4 + 8 + 1 + 75 + 9 + 72 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15879822 + ... + 15889242.
Almost surely, 2149648175972 is an apocalyptic number.
149648175972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
149648175972 is an abundant number, since it is smaller than the sum of its proper divisors (258844518428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149648175972 is a wasteful number, since it uses less digits than its factorization.
149648175972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17194 (or 17186 counting only the distinct ones).
The product of its digits is 30481920, while the sum is 63.
The spelling of 149648175972 in words is "one hundred forty-nine billion, six hundred forty-eight million, one hundred seventy-five thousand, nine hundred seventy-two".
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